Petty Officer First Class Andrew Semler, A Boatswain's Mate at Maritime Safety and Security Team Los Angeles-Long Beach, talks about his unit's role in enforcing the naval vessel protective zone for the USNS Mercy in San Pedro, California, April 9, 2020. The MSST continues to provide round the clock security for the mercy.
-----------------------
Credit to : U.S. Coast Guard video by Petty Officer 3rd Class Aidan Cooney
